JPH044484U - - Google Patents
Info
- Publication number
- JPH044484U JPH044484U JP4331090U JP4331090U JPH044484U JP H044484 U JPH044484 U JP H044484U JP 4331090 U JP4331090 U JP 4331090U JP 4331090 U JP4331090 U JP 4331090U JP H044484 U JPH044484 U JP H044484U
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- dichroic mirror
- color
- reflecting
- passing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000004973 liquid crystal related substance Substances 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims description 2
- 238000003786 synthesis reaction Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Video Image Reproduction Devices For Color Tv Systems (AREA)
Description
第１図は、本考案の一実施例を示す回路図、第
２図は、従来のカラー液晶投写型表示装置の説明
に供するための特性図、第３図乃至第６図は、第
１図の説明に供するための特性図、及び第７図は
第１図のＸ・Ｙ駆動回路２８の具体例を示す回路
図である。
９，１０……色分解用のダイクロイツクミラー
、１１乃至１３……色通過及び反射用のダイクロ
イツクミラー、１７乃至２１……色合成用のダイ
クロイツクミラー。
FIG. 1 is a circuit diagram showing an embodiment of the present invention, FIG. 2 is a characteristic diagram for explaining a conventional color liquid crystal projection display device, and FIGS. 3 to 6 are as shown in FIG. 1. FIG. 7 is a circuit diagram showing a specific example of the X/Y drive circuit 28 in FIG. 1. 9, 10... Dichroic mirrors for color separation, 11 to 13... Dichroic mirrors for color passing and reflection, 17 to 21... Dichroic mirrors for color synthesis.
Claims (1)
色分解用のダイクロイツクミラーと、 分解された前記各波長成分を通過及び反射させ
る通過及び反射用のダイクロイツクミラーと、 該通過及び反射用のダイクロイツクミラーの２
つの出力光を各々映像信号に応じて変調する液晶
パネルと、 該液晶パネルの出力光を合成する色合成用のダ
イクロイツクミラーとを備え、前記液晶パネルの
出力光をスクリーン上で互いに水平及び垂直方向
に1/6ピツチずらせて合成するとともに、前記液
晶パネルに前記ずらし量に応じた位相の映像信号
を加えるようにしたことを特徴とするカラー液晶
投写型表示装置。[Claims for Utility Model Registration] A dichroic mirror for color separation that separates white light from a light source into three wavelength components, and a dichroic mirror for passing and reflecting that passes and reflects each of the separated wavelength components. and 2 of the dichroic mirrors for passing and reflecting.
It is equipped with a liquid crystal panel that modulates two output lights according to video signals, and a dichroic mirror for color synthesis that combines the output lights of the liquid crystal panels. 1. A color liquid crystal projection display device characterized in that a video signal is synthesized with a 1/6 pitch shift in a direction, and a video signal having a phase corresponding to the shift amount is applied to the liquid crystal panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4331090U JPH044484U (en) | 1990-04-23 | 1990-04-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4331090U JPH044484U (en) | 1990-04-23 | 1990-04-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH044484U true JPH044484U (en) | 1992-01-16 |
Family
ID=31555618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4331090U Pending JPH044484U (en) | 1990-04-23 | 1990-04-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH044484U (en) |
-
1990
- 1990-04-23 JP JP4331090U patent/JPH044484U/ja active Pending
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